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20130201
20130228
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Search Results 0 to 6 of about 7 (some duplicates have been removed)
top story. >> a lot of us join walkathons because we have a personal connection to the cause. but as emily reports, one boy's connection is not only personal, it's amazing. >> there's always excitement when an event like this is about to begin. the crowds, the signs, the different groups with their team shirts. >> let's go! [ cheers and applause ] >> this one-mile march is to raise money for the maria fareri children's hospital in new york's westchester county. it's also raising awareness about the need for transplant donors. that's why it's so special that 11-year-old tyler is here. this is not the first walkathon for tyler. the last time he joined this event, he was just hours from undergoing surgery for a new liver. >> i was really sick, you know? so i had to get a liver transplant. >> tyler had been battling a liver disease for years, and it was getting worse. to get a donated liver, you need to be on a national list. for tyler, time was running out. the hospital's medical team worked hard to get him moved to the top of the list. even so, the wait took more than a year. >
, but the underlying cause is a problem with the body's immune system. >> immune system works to protect us from infections, like bacteria or viruses or parasites, but sometimes, it gets confused, and it starts recognizing foods as an enemy, and it starts mounting an immune response. >> that response can range from itching to rashes called hives, vomiting, even difficulty breathing. very severe symptoms are called anaphylaxis. anaphylaxis is not only scary -- it can be deadly, and it can happen in an instant. >> your throat closes. hives all over your body. your eyes puff up. it's different for everybody, really, but it gets really fatal. [ siren wails ] >> every 10 minutes, someone in the u.s. is rushed to the emergency room with a severe allergic reaction. what's more, food allergies are becoming more common. peanut allergies alone have tripled since our parents were kids. >> i have a friend who's allergic to almonds. >> my friends are allergic to nuts, berries, and milk. >> my best friend is allergic to peanuts. >> one of my friends, she's allergic to peanuts. [ mid-tempo piano music playing
Search Results 0 to 6 of about 7 (some duplicates have been removed)

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